Location History:
- Princeton, NJ (US) (2016 - 2023)
- Irvine, CA (US) (2023)
Company Filing History:
6 out of 542 
5 out of 934 
2 out of 6,545 
Years Active: 2016-2025
Title: Rajesh Ranjan: Innovator in Polymer Compositions and Bio-Based Asphalt
Introduction
Rajesh Ranjan is a prominent inventor based in Princeton, NJ (US), known for his significant contributions to the field of polymer compositions and roofing products. With a total of 14 patents to his name, Ranjan has made notable advancements that address both functionality and environmental concerns in product development.
Latest Patents
Among his latest patents, Ranjan has developed innovative elastomeric latex articles, including gloves and condoms, utilizing a styrene-polyisoprene-styrene (SIS) latex. These products are designed to exhibit desired tensile properties while being free from allergens such as sulfur and zinc oxide. Additionally, he has created a roofing product that incorporates a bio-based asphalt mixture. This method involves mixing a polyol with bio-source materials to form a bio-asphalt, which can be combined with petroleum-based asphalt to create a roofing-grade mixture. This innovation not only enhances the performance of roofing materials but also promotes the use of sustainable resources.
Career Highlights
Ranjan has worked with notable companies such as Church & Dwight Co., Inc. and CertainTeed Corporation, where he has applied his expertise in developing innovative products. His work has significantly impacted the industry, particularly in creating safer and more sustainable materials.
Collaborations
Throughout his career, Ranjan has collaborated with esteemed colleagues, including Gregory F. Jacobs and Keith C. Hong, contributing to a dynamic exchange of ideas and innovations.
Conclusion
Rajesh Ranjan's work exemplifies the intersection of innovation and sustainability in product development. His contributions to polymer compositions and bio-based materials continue to influence the industry positively.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.